858704640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{223621}}^1$

素因数の和:223645

約数の個数: 72

約数和(自身を含む): 2742500208

約数和(自身を除く): 1883795568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 223621, 447242, 670863, 894484, 1118105, 1341726, 1788968, 2236210, 2683452, 3354315, 3577936, 4472420, 5366904, 6708630, 7155872, 8944840, 10733808, 13417260, 14311744, 17889680, 21467616, 26834520, 28623488, 35779360, 42935232, 53669040, 57246976, 71558720, 85870464, 107338080, 143117440, 171740928, 214676160, 286234880, 429352320, 858704640]

約数ペア:

[(1, 858704640), (2, 429352320), (3, 286234880), (4, 214676160), (5, 171740928), (6, 143117440), (8, 107338080), (10, 85870464), (12, 71558720), (15, 57246976), (16, 53669040), (20, 42935232), (24, 35779360), (30, 28623488), (32, 26834520), (40, 21467616), (48, 17889680), (60, 14311744), (64, 13417260), (80, 10733808), (96, 8944840), (120, 7155872), (128, 6708630), (160, 5366904), (192, 4472420), (240, 3577936), (256, 3354315), (320, 2683452), (384, 2236210), (480, 1788968), (640, 1341726), (768, 1118105), (960, 894484), (1280, 670863), (1920, 447242), (3840, 223621)]